The Baird Leonard Papers contain correspondence, writings, photographs, bookplates, drawings, and a scrapbook. The papers also contain correspondence with other writers and journalists, including Frank Bacon, David Belasco, Louis Bromfield, Charles Dana Gibson, Oliver Herford, William Lyon Phelps, Robert E. Sherwood, Sara Teasdale, Hendrik Van Loon, Carl Van Vechten and Carolyn Wells. The writings series includes original manuscripts and typescripts of columns, essays, articles, and verse; plus notebooks, reviews and clippings of her articles and columns. There are also a few photographs,a scrapbook, and the original drawing by Charles Dana Gibson of "Mrs. Pepys" at her typewriter which headed her column.